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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
HERON THERAPEUTICS INC	123 SAGINAW DRIVE REDWOOD CITY CA 94063

International Classification(s)

• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Frisbee, A Roger	Hendersonville, NC	1	13
Itov, Zinovy	Arden, NC	8	120
Morgan, April J	Fletcher, NC	1	13
Newsome, Peter W	Horse Shoe, NC	3	39
Noe, Robert A	Mountain Home, NC	1	13

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
March 08, 2005	US,6863782,B2   US6863782B2	GRANTED PATENT AS SECOND PUBLICATION
May 20, 2004	US,20040097742,A1   US20040097742A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 6863782

Method of preparing di(ketene acetals)

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